Base | Representation |
---|---|
bin | 11010001110110… |
… | …00101101110011 |
3 | 120100001012012112 |
4 | 31013120231303 |
5 | 422312240201 |
6 | 33500115535 |
7 | 5311211120 |
oct | 1507305563 |
9 | 510035175 |
10 | 220040051 |
11 | 103230390 |
12 | 61835bab |
13 | 36782a1a |
14 | 2131b747 |
15 | 144b70bb |
hex | d1d8b73 |
220040051 has 8 divisors (see below), whose sum is σ = 274335744. Its totient is φ = 171459720.
The previous prime is 220040039. The next prime is 220040063. The reversal of 220040051 is 150040022.
It is an interprime number because it is at equal distance from previous prime (220040039) and next prime (220040063).
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 220040051 - 218 = 219777907 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (220040021) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1428755 + ... + 1428908.
It is an arithmetic number, because the mean of its divisors is an integer number (34291968).
Almost surely, 2220040051 is an apocalyptic number.
220040051 is a deficient number, since it is larger than the sum of its proper divisors (54295693).
220040051 is a wasteful number, since it uses less digits than its factorization.
220040051 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2857681.
The product of its (nonzero) digits is 80, while the sum is 14.
The square root of 220040051 is about 14833.7470316842. The cubic root of 220040051 is about 603.7177048368.
Adding to 220040051 its reverse (150040022), we get a palindrome (370080073).
The spelling of 220040051 in words is "two hundred twenty million, forty thousand, fifty-one".
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